2287642 has 8 divisors (see below), whose sum is σ = 3921696. Its totient is φ = 980412.

The previous prime is 2287633. The next prime is 2287661. The reversal of 2287642 is 2467822.

It is a sphenic number, since it is the product of 3 distinct primes.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 81688 + ... + 81715.

It is an arithmetic number, because the mean of its divisors is an integer number (490212).

2^2287642 is an apocalyptic number.

2287642 is a deficient number, since it is larger than the sum of its proper divisors (1634054).

2287642 is a wasteful number, since it uses less digits than its factorization.

2287642 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 163412.

The product of its digits is 10752, while the sum is 31.

The square root of 2287642 is about 1512.4952892489. The cubic root of 2287642 is about 131.7637724789.

The spelling of 2287642 in words is "two million, two hundred eighty-seven thousand, six hundred forty-two".